Project Overview
In order to cooperate with the construction of the subway station, the pipeline needs to be permanently relocated to the east side of the current sewage. The 1.6×1.6 single hole digging is 500m in length and the cost is about 10 million yuan.
Initial lining construction
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![]() Earth excavation |
![]() Steel arch, mesh |
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Waterproof construction
![]() waterproof |
![]() waterproof |
Secondary lining construction
![]() template |
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![]() Rebar |
![]() Rebar |